x–4⼀9–5⼀9–z=2⼀3(解方程,写过程)

2025-01-25 18:34:57
推荐回答(3个)
回答1:

x–4/9–5/9–z=2/3
解: x-z= 2/3+5/9 +4/9 x-z =5/3 x=5/3+3或z=x-5/3

回答2:

解: x-1-z=2/3
x-z=5/3
x=5/3+z

回答3:

(x-2/3)-(z+1)=0
x=2/3
z=-1